[INFO] updating cached repository https://github.com/Ngalstyan4/emulator101.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/Ngalstyan4/emulator101.rs
[INFO] [stderr]    424f0fd..38d5210  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38d52100b6f443d94d6077d7ff4c5a7a9ec82595
[INFO] checking Ngalstyan4/emulator101.rs against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgalstyan4%2Femulator101.rs" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ngalstyan4/emulator101.rs on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Ngalstyan4/emulator101.rs
[INFO] finished tweaking git repo https://github.com/Ngalstyan4/emulator101.rs
[INFO] tweaked toml for git repo https://github.com/Ngalstyan4/emulator101.rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Ngalstyan4/emulator101.rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b769059c3851763ab7339368a8a018cb4440abe322302abf00f3aa8f06fda039
[INFO] running `"docker" "start" "-a" "b769059c3851763ab7339368a8a018cb4440abe322302abf00f3aa8f06fda039"`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking drawille v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking sdl2-sys v0.32.6
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.32.2
[INFO] [stderr]     Checking emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/sdl2_screen.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]  --> src/sdl2_screen.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{thread, time};
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     use std::time::Duration;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/sdl2_screen.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]  --> src/sdl2_screen.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{thread, time};
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     use std::time::Duration;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]    --> src/cpu8080.rs:600:13
[INFO] [stderr]     |
[INFO] [stderr] 594 |             0x07 => {
[INFO] [stderr]     |             ---- this range overlaps on `7u8`
[INFO] [stderr] ...
[INFO] [stderr] 600 |             0x07..=0x08 => self._unimplemented_instruction(),
[INFO] [stderr]     |             ^^^^^^^^^^^ overlapping patterns
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_instr`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let num_instr = args[1].parse().unwrap_or(50000004);
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_num_instr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/sdl2_screen.rs:40:63
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn draw_elems<'a>(&mut self, elems: Vec<(usize, &'a u8)>, c:Color) {
[INFO] [stderr]    |                                                               ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/sdl2_screen.rs:93:66
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let elems = framebuffer.iter().enumerate().filter(|&(i, &v)| (i *8 % 256 < 112 )== top).collect::<Vec<_>>();
[INFO] [stderr]    |                                                                  ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]    --> src/cpu8080.rs:600:13
[INFO] [stderr]     |
[INFO] [stderr] 594 |             0x07 => {
[INFO] [stderr]     |             ---- this range overlaps on `7u8`
[INFO] [stderr] ...
[INFO] [stderr] 600 |             0x07..=0x08 => self._unimplemented_instruction(),
[INFO] [stderr]     |             ^^^^^^^^^^^ overlapping patterns
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_instr`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let num_instr = args[1].parse().unwrap_or(50000004);
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_num_instr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/sdl2_screen.rs:40:63
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn draw_elems<'a>(&mut self, elems: Vec<(usize, &'a u8)>, c:Color) {
[INFO] [stderr]    |                                                               ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/sdl2_screen.rs:93:66
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let elems = framebuffer.iter().enumerate().filter(|&(i, &v)| (i *8 % 256 < 112 )== top).collect::<Vec<_>>();
[INFO] [stderr]    |                                                                  ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cycles`
[INFO] [stderr]    --> src/cpu8080.rs:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     pub fn get_cycles(&self) -> u64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]     --> src/cpu8080.rs:1799:4
[INFO] [stderr]      |
[INFO] [stderr] 1799 | fn main() {
[INFO] [stderr]      |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SoC`
[INFO] [stderr]  --> src/soc.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct SoC<S: Screen> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emulate`
[INFO] [stderr]   --> src/soc.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn emulate(self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `_LogicFlagsA` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:248:8
[INFO] [stderr]     |
[INFO] [stderr] 248 |     fn _LogicFlagsA(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_logic_flags_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `_arithFlagsA` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:256:8
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn _arithFlagsA(&mut self, res: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_flags_a`
[INFO] [stderr] 
[INFO] [stderr] warning: method `_arithNoCarry` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:263:8
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn _arithNoCarry(&mut self, res: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_no_carry`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cycles`
[INFO] [stderr]    --> src/cpu8080.rs:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     pub fn get_cycles(&self) -> u64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]     --> src/cpu8080.rs:1799:4
[INFO] [stderr]      |
[INFO] [stderr] 1799 | fn main() {
[INFO] [stderr]      |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SoC`
[INFO] [stderr]  --> src/soc.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct SoC<S: Screen> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emulate`
[INFO] [stderr]   --> src/soc.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn emulate(self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `_LogicFlagsA` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:248:8
[INFO] [stderr]     |
[INFO] [stderr] 248 |     fn _LogicFlagsA(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_logic_flags_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `_arithFlagsA` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:256:8
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn _arithFlagsA(&mut self, res: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_flags_a`
[INFO] [stderr] 
[INFO] [stderr] warning: method `_arithNoCarry` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:263:8
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn _arithNoCarry(&mut self, res: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_no_carry`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.54s
[INFO] running `"docker" "inspect" "b769059c3851763ab7339368a8a018cb4440abe322302abf00f3aa8f06fda039"`
[INFO] running `"docker" "rm" "-f" "b769059c3851763ab7339368a8a018cb4440abe322302abf00f3aa8f06fda039"`
[INFO] [stdout] b769059c3851763ab7339368a8a018cb4440abe322302abf00f3aa8f06fda039